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| Term | sinoatrial node development | ID (Ontology) | GO:0003163 (Gene Ontology) |
| Definition | The process whose specific outcome is the progression of the sinoatrial (SA) node over time, from its formation to the mature structure. The SA node is part of the cardiac conduction system that controls the timing of heart muscle contraction. It relays electrical signals to the AV node. | ||
| Also Known As | "SA node development" ; "SAN development" | ||
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cardiac muscle tissue development |__cardiac conduction system development_____ |__atrial cardiac muscle tissue development__| sinoatrial node development |__sinoatrial node cell differentiation |__sinoatrial node cell development |__sinoatrial node cell fate commitment |
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| Is a | atrial cardiac muscle tissue development | ||
| Part of | cardiac conduction system development | ||
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